Audit Where Hacks Pay: Budgeted Strong-Verifier Audits Against Reward Hacking in GRPO

arXiv:2610.35716 · cs.LG, cs.AI · Submitted 2026-10-26 · Read on arXiv

cs.LG, cs.AI

Submitted: 2026-10-26

Updated: 2026-10-26

Terminology

• GRPO — 1× in this paper · explained in 6 episodes
• Reward Hacking — 1× in this paper · explained in 11 episodes
• Verifier — 1× in this paper · explained in 2 episodes

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